KA

Koichi Akagi

Mitsubishi Electric: 13 patents #2,044 of 25,717Top 8%
JT Japan Tobacco: 1 patents #582 of 1,187Top 50%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
MP Mitsubishi Power: 1 patents #176 of 508Top 35%
Overall (All Time): #292,402 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11241749 Electrical discharge machining method and electrical discharge machining device Takuro Hashimoto, Naoya Fujita, Takanobu Ogata 2022-02-08
8776369 Through-hole manufacturing method for cylindrical body wall and cylindrical body structure Junya Michinishi, Shuichi Kajiwara, Katsunori Akiyama, Sunao Aoki 2014-07-15
8769957 Transition piece of combustor, gas turbine having the same, and producing method for transition piece Satoshi Hada, Sosuke Nakamura, Katsunori Tanaka, Tetsu Konishi, Hiroki Shibata 2014-07-08
8511459 Cigarette bundle feeder Shigenobu Kushihashi, Tetsuo Ueno 2013-08-20
7661270 Control apparatus for gas turbine Hitoshi Morimoto 2010-02-16
6327861 Gas turbine combustor Yoshichika Sato, Yoji Kochi, Kazuya Kobayashi, Koichi Nishida, Shinji Akamatsu +5 more 2001-12-11
6327845 Gas turbine combustor by-pass valve device Yasuhiro Ojiro, Yoichi Iwasaki, Jun Kubota, Sunao Umemura 2001-12-11
6324829 Steam cooled system in combined cycle power plant Yoshiyuki Kita, Tomoka Tanaka, Yasuhiro Hashimoto, Masayuki Takahama, Jun Yasuraoka +2 more 2001-12-04
6315301 Seal apparatus for rotary machines Sunao Umemura, Jun Kubota, Masaki Ono 2001-11-13
6282886 Gas turbine combustor Yoshichika Sato, Yoji Kochi, Kazuya Kobayashi, Koichi Nishida, Shinji Akamatsu +5 more 2001-09-04
6237323 Gas turbine combustor by-pass valve device Yasuhiro Ojiro, Yoichi Iwasaki, Jun Kubota, Sunao Umemura 2001-05-29
6164908 Sealing structure for first stage stator blade of gas turbine Miki Nishida, Taku Ichiryu, Hiroki Shibata, Tadakazu Sakaguchi 2000-12-26
6089827 Rotor for gas turbines Taku Ichiryu, Yasuoki Tomita 2000-07-18
6050776 Gas turbine stationary blade unit Yukihiro Hashimoto, Masahito Kataoka, Yasuoki Tomita, Hiroji Tada 2000-04-18
5967746 Gas turbine interstage portion seal device Naoki Hagi 1999-10-19
5755622 Centrifugally operated axial and torsional vibration reducer for a diaphragm coupling Hiroshi Kanki, Tadao Yashiki, Taku Ichiryu 1998-05-26